| 摘要 |
The present invention describes a device intended for screening packages, said device comprising a unit for exposing a package to compression and thereby liberating an air sample from the package; a collecting unit for collecting the air sample; and a sensor unit for reading, detecting, alarming and/or saving a specific content(s) measure of the air sample, and wherein the sensor unit comprises one or more tin oxide sensors, polymer sensors, sensors directed to gas chromatography, mass spectrometry, ion spectrometry, ion trap spectrometry or combinations thereof. |
